demandable meaning in Chinese

adj.
可要求的。

Hello , these photos had been sended , both were producted for users before , our main product is pcba . because each of users ' s demand is different , for example production ' s input / output voltage , could you send more information about demandable product to me , please
你好，你发给我的这些图片都是我们以前为客户生产的，我们主要是做pcba ，因为每个客户的需求不一样，比如说产品的输入输出电压，请问你可以把你需要的产品的详细资料发给我吗？